Key set device for encoding data



FIG. 1 is a perspective view of a key set device for encoding data showing our new design;

FIG. 2 is an elevational view taken from the right side thereof;

FIG. 3 is an elevational view taken from the left side thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a front elevational view thereof;

FIG. 6 is a top plan view thereof. 

The ornamental design for the key set device for encoding data, as shown. 